Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363598 | Multistage side-channel compressor | Siegfried Schonwald | 1982-12-14 |
| 4204800 | Multistage side channel compressor | Benedikt Bentele | 1980-05-27 |
| 4194798 | Side channel compressor with at least one bearing arranged at the housing cover of the side channel compressor | Siegfried Schonwald, Rudolf Schoning, Eberhard Breyer | 1980-03-25 |